| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] difficult [conj] it is | 12 |
|
| 2 | [adv] difficult [conj] it is | 11 |
|
| 3 | [adv] difficult [subord] it is | 8 |
|
| 4 | more difficult [conj] it is | 6 |
|
| 5 | more difficult [conj] it is | 6 |
|
